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4972885 = 51735749
BaseRepresentation
bin10010111110000101010101
3100100122111221
4102332011111
52233113020
6254330341
760161131
oct22760525
910318457
104972885
112897225
1217b99b1
131051648
149363c1
156836aa
hex4be155

4972885 has 8 divisors (see below), whose sum is σ = 6003000. Its totient is φ = 3954624.

The previous prime is 4972867. The next prime is 4972897. The reversal of 4972885 is 5882794.

It can be written as a sum of positive squares in 4 ways, for example, as 268324 + 4704561 = 518^2 + 2169^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4972885 is a prime.

It is a d-powerful number, because it can be written as 48 + 93 + 77 + 25 + 85 + 87 + 59 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2010 + ... + 3739.

It is an arithmetic number, because the mean of its divisors is an integer number (750375).

Almost surely, 24972885 is an apocalyptic number.

It is an amenable number.

4972885 is a deficient number, since it is larger than the sum of its proper divisors (1030115).

4972885 is a wasteful number, since it uses less digits than its factorization.

4972885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5927.

The product of its digits is 161280, while the sum is 43.

The square root of 4972885 is about 2229.9966367688. The cubic root of 4972885 is about 170.6879275644.

Subtracting 4972885 from its reverse (5882794), we obtain a palindrome (909909).

The spelling of 4972885 in words is "four million, nine hundred seventy-two thousand, eight hundred eighty-five".

Divisors: 1 5 173 865 5749 28745 994577 4972885